Fix #1259: Add function for time sensitive aggregation (#1260)
Fix #1259: Add function for time sensitive aggregation (#1260)


loklak/loklak_server,singhpratyush/loklak_server,singhpratyush/loklak_server,singhpratyush/loklak_server,singhpratyush/loklak_server,loklak/loklak_server,loklak/loklak_server,singhpratyush/loklak_server,loklak/loklak_server,loklak/loklak_server,singhpratyush/loklak_server,singhpratyush/loklak_server,loklak/loklak_server,loklak/loklak_server